Smołdzino [smɔu̯ˈd͡ʑinɔ] is a village in the administrative district of Gmina Przodkowo, within Kartuzy County, Pomeranian Voivodeship, in northern Poland. It lies approximately 3 kilometres (2 mi) south of Przodkowo, 8 km (5 mi) east of Kartuzy, and 22 km (14 mi) west of the regional capital Gdańsk.

For details of the history of the region, see History of Pomerania.